Finding the Fourth Proportional to 7,660,932,261.94, 10,572,091,055.55 and 4,273,841,563.20
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Solution
The fourth proportional to 7,660,932,261.94, 10,572,091,055.55 and 4,273,841,563.20 is: 5,897,903,886.66
Step by Step Solution
- Step 1: Write the proportion equation
7,660,932,261.94 : 10,572,091,055.55 = 4,273,841,563.20 : x - Step 2: Convert to fraction form
7,660,932,261.94/10,572,091,055.55 = 4,273,841,563.20/x - Step 3: Cross multiply
7,660,932,261.94x = 10,572,091,055.55 × 4,273,841,563.20 - Step 4: Simplify right side
7,660,932,261.94x = 45,183,442,163,144,548,352 - Step 5: Solve for x
x = 45,183,442,163,144,548,352/7,660,932,261.94 - Step 6: Final answer
x = 5,897,903,886.66
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.